Pryor E J <br/><br/>
Economics for the mineral engineer. 

 - New York,   Pergamon Press   [1958]. 
 - 254 p.   illus.  23 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries
<br/><br/><label>LC Class. No.: </label>HD9506.A2